Table S1.
CDR sequence, affinity, and stability characteristics of parental, grafted, and ABS-derived lead clones
| CDRL1* | CDRL2 | CDRL3 | CDRH1 | CDRH2 | CDRH3 | % germ line in CDRs | No. of FW mutations | IC50 (nM) HTRF | kDa (nM) SPR | % Agg 60 °C | Tm (°C) | % Loss in pH shock | |
| DPK9/DP54 | RASQSISSYLN | AASSLQS | QQSYSTPLT | GFTFSSYWMS | ANIKQDGSEKYYVDSVKG | n/a | 100 | n/a | n/a | n/a | n/a | n/a | n/a |
| CL-Hum-RAGE | RASQDVGIYVN | RATNLAD | LEFDEHPLT | GFTFSNYWMT | ASIDNSGDNTYYPDSVKD | GGDITTGFDY | 45 | 5 | 10.3 | 31.0 | 14 | 77 | 4.8 |
| Graft-RAGE | RASQDVGIYVN | RATNLAD | LEFDEHPLT | GFTFSNYWMT | ASIDNSGDNTYYPDSVKD | GGDITTGFDY | 45 | 0 | >61.9 | ND | 0 | 84 | 1.0 |
| C7-ABS-RAGE | RASQSIGSYLN | RASSLAS | LEFDEHPLT | GFTFSSYWMS | ASIDQDGSNKYYPDSVKG | GGDITTGLDY | 74 | 0 | 5.8 | 17.0 | 2 | 85 | 2.3 |
| DPK9/DP47 | RASQSISSYLN | AASSLQS | QQSYS–TPLT | GFTFSSYAMS | SAISGSGGSTYYADSVKG | n/a | 100 | n/a | n/a | n/a | n/a | n/a | n/a |
| Par-A33 | LASEFLFNGVS | GASNLES | LGGYSGSSGLT | GIDFSHYGIS | AYIYPNYGSVDYASWVNG | DRGYYSGSRGTRLDL | 39 | n/a | 2.9 | 2.1 | 7 | 74 | 1.4 |
| Graft-A33 | LASEFLFNGVS | GASNLES | LGGYSGSSGLT | GIDFSHYGIS | SYIYPNYGSVDYASWVNG | DRGYYSGSRGTRLDL | 39 | 0 | ND | ND | ND | ND | ND |
| C6-ABS-A33 | RASQFLFNGVS | AASNLES | QGGYSGSTGLT | GFTFSHYGIS | SYIYPSYGSTDYASSVKG | DRGYYSGSRGTRLDL | 56 | 0 | 2.7 | 2.1 | 8 | 74 | 0.5 |
| DPL16/DP47 | QGDSLRSYYAS | GKNNRPS | NSRDSSGNHVV | GFTFSSYAMS | SAISGSGGSTYYADSVKG | n/a | 100 | n/a | n/a | n/a | n/a | n/a | n/a |
| Par-pTau | SGSD–YDYG- | WNDKRPS | GAYDGSAGGGI | GFTLSSYQMM | AGITSRGGVTGYGSAVKG | PALDSDQCGFPEAGCIDA | 41 | n/a | 1.6 | 0.41 | 17 | 70 | 1.2 |
| Graft-ABS-pTau | SGSD–YDYG- | WNDKRPS | GAYDGSAGGGI | GFTLSSYQMM | AGITSRGGVTGYGSAVKG | PALDSDQCGFPEAGCIDA | 41 | 0 | >64.7 | NB | 90 | 66 | 0.8 |
| C21-ABS-pTau | QGDD–SYYG- | GNDNRPS | GAYDSSGGGGI | GFTLSSYQMM | AGITGRGGVTGYADSVKG | PALDSDQCGFPEAGCIDA | 65 | 1 | 2.1 | 0.25 | 3 | 70 | 1.4 |
| Com-ABS-pTau | QGDD–SYYG- | GNNNRPS | GSYDSSGGHGV | GFTFSSYQMS | SGITGRGGVTGYADSVKG | PALDSDQCGFPEMGCIDA | 76 | 1 | ND | 0.50 | 2 | 71 | 0.8 |
The pTau CDR-L1 is shorter than its DPL16 counterpart by 3 amino acids. Sequence dashes in this CDR are added to show the spacing of sampled residues, based on sequence alignment. Residues differing from human germ line are underlined. CDR definitions used in this manuscript are an expanded definition in comparison with the classical Kabat, including VH positions 26–29 and 49.